US20240008169A1 - Electronic device - Google Patents

Electronic device Download PDF

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Publication number
US20240008169A1
US20240008169A1 US17/989,742 US202217989742A US2024008169A1 US 20240008169 A1 US20240008169 A1 US 20240008169A1 US 202217989742 A US202217989742 A US 202217989742A US 2024008169 A1 US2024008169 A1 US 2024008169A1
Authority
US
United States
Prior art keywords
transmission line
display panel
type display
panel
electronic device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
US17/989,742
Other languages
English (en)
Inventor
Meng-Feng Lin
Tung-Yun Kao
Chao-Kai Wu
Huan-Wen Chen
Cheng-Yen Lin
Jian-Jia Li
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Asustek Computer Inc
Original Assignee
Asustek Computer Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Asustek Computer Inc filed Critical Asustek Computer Inc
Assigned to ASUSTEK COMPUTER INC. reassignment ASUSTEK COMPUTER INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: CHEN, HUAN-WEN, KAO, TUNG-YUN, LI, Jian-jia, LIN, CHENG-YEN, LIN, MENG-FENG, WU, CHAO-KAI
Publication of US20240008169A1 publication Critical patent/US20240008169A1/en
Pending legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/18—Packaging or power distribution
    • G06F1/189—Power distribution
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/0213—Electrical arrangements not otherwise provided for
    • H05K1/0237—High frequency adaptations
    • H05K1/025—Impedance arrangements, e.g. impedance matching, reduction of parasitic impedance
    • H05K1/0251—Impedance arrangements, e.g. impedance matching, reduction of parasitic impedance related to vias or transitions between vias and transmission lines
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/1613—Constructional details or arrangements for portable computers
    • G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3206—Monitoring of events, devices or parameters that trigger a change in power modality
    • G06F1/3215—Monitoring of peripheral devices
    • G06F1/3218—Monitoring of peripheral devices of display devices
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3234—Power saving characterised by the action undertaken
    • G06F1/325—Power saving in peripheral device
    • G06F1/3265—Power saving in display device
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3234—Power saving characterised by the action undertaken
    • G06F1/3296—Power saving characterised by the action undertaken by lowering the supply or operating voltage
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
    • G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
    • G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
    • G09G3/3208—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals

Definitions

  • the disclosure relates to an electronic device which has a universal motherboard and selects a panel power management module according to a type of a display panel.
  • IPS in-plane-switching
  • OLED organic light-emitting diode
  • the IPS panel is made of an inorganic material and includes two parallel glass substrates, with transistors placed below.
  • the IPS generates colors through the interaction between backlighting and filters of the glass substrates.
  • the OLED panel is made of an organic material and includes organic light-emitting diodes, to emit light through a voltage action of an organic coating and a glass substrate.
  • the two types of panels have completely different structures. The biggest difference is that the OLED panel requires a power management circuit and a peripheral signal. Therefore, the motherboard suitable for the OLED panel has a built-in power management integrated circuit (PMIC) design, and the motherboard suitable for the IPS panel does not need this design. Therefore, different types of panels need to have respective motherboard designs.
  • PMIC power management integrated circuit
  • an electronic device includes a display panel, a transmission line, and a universal motherboard.
  • the display panel is a first type display panel or a second type display panel.
  • the transmission line is a first transmission line or a second transmission line.
  • the universal motherboard is connected to the first type display panel through the first transmission line, or connected to the second type display panel through the second transmission line.
  • the electronic device further includes a panel power management module, and when the display panel is the first type display panel, the panel power management module is connected to the universal motherboard and the first type display panel through the first transmission line, so that the panel power management module provides power management required for the first type display panel according to the universal motherboard.
  • the electronic device in the disclosure uses a universal motherboard to match different transmission lines without replacing the motherboard, so that the same motherboard is compatible with display panels of two different architectures. In this way, an area of the motherboard is optimized.
  • the motherboard is applicable to a wider range. Therefore, the area of the motherboard has higher utilization, and subsequently designed models are also allowed to share the panel power management module, so that different models have better commonality.
  • FIG. 1 is a schematic block diagram of an electronic device having a first type display panel according to an embodiment of the disclosure.
  • FIG. 2 is a schematic block diagram of an electronic device having a second type display panel according to an embodiment of the disclosure.
  • FIG. 3 is a schematic structural diagram of a first transmission line according to an embodiment of the disclosure.
  • FIG. 4 is a schematic structural diagram of a second transmission line according to an embodiment of the disclosure.
  • an electronic device 10 includes a display panel 12 , a transmission line 14 , a universal motherboard 16 , a lens module 18 , and an optional panel power management module (that is, PMIC) 20 .
  • the display panel 12 is one of a first type display panel 121 or a second type display panel 122 .
  • the transmission line 14 is one of a first transmission line 141 or a second transmission line 142 .
  • the universal motherboard 16 is connected to the first type display panel 121 through the first transmission line 141 , or connected to the second type display panel 122 through the second transmission line 142 .
  • the lens module 18 is connected to the universal motherboard 16 through the first transmission line 141 or the second transmission line 142 .
  • the electronic device 10 uses the panel power management module 20 .
  • the panel power management module 20 is connected to the universal motherboard 16 and the first type display panel 121 through the first transmission line 141 , so that the panel power management module 20 provides power management required for the first type display panel 121 according to the universal motherboard 16 .
  • the electronic device 10 is a notebook computer, or other electronic devices having a display panel, but the disclosure is not limited thereto.
  • the first type display panel 121 is a display panel 12 that requires power management provided by the panel power management module 20
  • the first type display panel 121 is an organic light-emitting diode (OLED) panel.
  • the electronic device 10 includes the first type display panel 121 , the first transmission line 141 , the universal motherboard 16 , the lens module 18 , and the panel power management module 20 .
  • the universal motherboard 16 is connected to the first type display panel 121 , the lens module 18 , and the panel power management module 20 through the first transmission line 141
  • the panel power management module 20 is also connected to the first type display panel 121 through the first transmission line 141 .
  • the first transmission line 141 is an embedded display port (EDP) transmission line
  • the universal motherboard 16 is provided with an embedded display port connector 161 correspondingly, so that the first transmission line 141 is connected to the embedded display port connector 161 , and then electrically connected to the universal motherboard 16 through the embedded display port connector 161 .
  • the panel power management module 20 provides power management required for the first type display panel 121 according to the universal motherboard 16 , so that the first type display panel 121 (the organic light-emitting diode panel) runs normally.
  • the panel power management module 20 is an independent module and a non-fixed mobile device, the panel power management module is mounted at any vacant position in the electronic device 10 . In an embodiment, the panel power management module 20 is mounted in a frame of the first type display panel 121 .
  • the second type display panel 122 is a display panel 12 that does not require the panel power management module 20
  • the second type display panel 122 is an in-plane-switching (IPS) liquid crystal panel.
  • the electronic device 10 includes the second type display panel 122 , the second transmission line 142 , the universal motherboard 16 , and the lens module 18 .
  • the universal motherboard 16 is connected to the second type display panel 122 and the lens module 18 through the second transmission line 142 .
  • the second transmission line 142 is an embedded display port (EDP) transmission line
  • the universal motherboard 16 is provided with an embedded display port connector 161 correspondingly, so that the second transmission line 142 is connected to the embedded display port connector 161 , and then electrically connected to the universal motherboard 16 through the embedded display port connector 161 .
  • EDP embedded display port
  • the second type display panel 122 the in-plane-switching liquid crystal panel
  • the first transmission line 141 is the embedded display port transmission line, and further includes a power cable and a signal cable, so that the first transmission line 141 should allow a corresponding current and signal speed. Therefore, the universal motherboard 16 transmits power and signals to the first type display panel 121 , the lens module 18 , and the panel power management module 20 through the first transmission line 141 , and the panel power management module 20 transmits power and signals to the first type display panel 121 through the first transmission line 141 .
  • the second transmission line 142 is an embedded display port transmission line, and further includes a power cable and a signal cable, so that the second transmission line 142 allows a corresponding current and signal speed. Therefore, the universal motherboard 16 transmits power and signals to the second type display panel 122 and the lens module 18 through the second transmission line 142 .
  • the power cable usually uses American Wire Gauge (AWG) Teflon wire (Teflon wire)
  • the signal cable usually uses American Wire Gauge (AWG) coaxial wire (Coaxial wire).
  • the embedded display port connector 161 on the universal motherboard 16 is designed with a common circuit and multi-functional pin assignment. Therefore, for the pin assignment of the embedded display port connector 161 , refer to Table 1 below.
  • the first transmission line 141 is used with the independent panel power management module 20 for the first type display panel 121 (the organic light-emitting diode panel), and the second transmission line 142 is used for the second type display panel 122 (the in-plane-switching liquid crystal panel), without changing the universal motherboard 16 .
  • the same universal motherboard 16 is shared, and the panel power management module 20 does not need to be arranged on the universal motherboard 16 , to save space. If the second type display panel 122 (the in-plane-switching liquid crystal panel) is used, the panel power management module 20 is further omitted.
  • the electronic device in the disclosure uses a universal motherboard to match different transmission lines without replacing the motherboard, so that the same motherboard is compatible with display panels of two different architectures. In this way, an area of the motherboard is optimized.
  • the motherboard is applicable to a wider range. Therefore, in this case, the area of the motherboard has higher utilization, and subsequently designed models are also allowed to share the panel power management module, so that different models have better commonality.

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Human Computer Interaction (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Surgical Instruments (AREA)
  • Valve Device For Special Equipments (AREA)
  • Noodles (AREA)
US17/989,742 2022-07-04 2022-11-18 Electronic device Pending US20240008169A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TW111125025 2022-07-04
TW111125025A TWI823458B (zh) 2022-07-04 2022-07-04 電子裝置

Publications (1)

Publication Number Publication Date
US20240008169A1 true US20240008169A1 (en) 2024-01-04

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Family Applications (1)

Application Number Title Priority Date Filing Date
US17/989,742 Pending US20240008169A1 (en) 2022-07-04 2022-11-18 Electronic device

Country Status (2)

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US (1) US20240008169A1 (zh)
TW (1) TWI823458B (zh)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI288346B (en) * 2005-05-13 2007-10-11 Hon Hai Prec Ind Co Ltd A signal converting apparatus and a port automatically switching method
US20080247128A1 (en) * 2007-04-03 2008-10-09 Soon Huat Khoo Composite Two Screen Digital Device
CN101561792B (zh) * 2008-04-16 2011-06-22 联想(北京)有限公司 计算机系统、计算机扩展坞及其功耗管理方法
TWI475537B (zh) * 2012-08-01 2015-03-01 Acer Inc 液晶顯示模組及電腦系統
US20140267325A1 (en) * 2013-03-14 2014-09-18 Motorola Mobility Llc Method for detecting display properties
CN106788442B (zh) * 2017-01-10 2019-09-27 京东方科技集团股份有限公司 数模转换电路及方法、源极驱动器和显示装置
TWI647611B (zh) * 2017-10-02 2019-01-11 廣積科技股份有限公司 智慧型延伸顯示器識別資料模擬器

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TWI823458B (zh) 2023-11-21
TW202403502A (zh) 2024-01-16

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Owner name: ASUSTEK COMPUTER INC., TAIWAN

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:LIN, MENG-FENG;KAO, TUNG-YUN;WU, CHAO-KAI;AND OTHERS;REEL/FRAME:061819/0075

Effective date: 20220707

STPP Information on status: patent application and granting procedure in general

Free format text: DOCKETED NEW CASE - READY FOR EXAMINATION